Home / 966,643.80-1,449,965.70-609,725.40

Finding the Fourth Proportional to 966,643.80, 1,449,965.70 and 609,725.40

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Solution

The fourth proportional to 966,643.80, 1,449,965.70 and 609,725.40 is: 914,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,643.80 : 1,449,965.70 = 609,725.40 : x
  2. Step 2: Convert to fraction form
    966,643.80/1,449,965.70 = 609,725.40/x
  3. Step 3: Cross multiply
    966,643.80x = 1,449,965.70 × 609,725.40
  4. Step 4: Simplify right side
    966,643.80x = 884,080,916,418.78
  5. Step 5: Solve for x
    x = 884,080,916,418.78/966,643.80
  6. Step 6: Final answer
    x = 914,588.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.